.matrix-container {
  display: flex;
  align-items: center;
}

.matrix-container p {
  margin: 0 10px;
}

#left-bracket,
#right-bracket {
  border: 1px solid black;
  width: 6px;
}

#left-bracket {
  border-right: 0px;
}

#right-bracket {
  border-left: 0px;
}

.help-button {
  position: fixed;
  bottom: 20px;
  left: 20px;
  width: 40px;
  height: 40px;
  background-color: #ccc;
  border-radius: 50%;
  text-align: center;
  line-height: 40px;
  cursor: pointer;
}

.help-icon {
  font-size: 24px;
}

.help-dialog {
  display: none;
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 300px;
  padding: 20px;
  background-color: #f1f1f1;
  border: 1px solid #ccc;
  text-align: center;
}

.help-dialog h2 {
  margin-top: 0;
}

.help-dialog ul {
  padding: 0;
  list-style-type: none;
}

.help-dialog li {
  margin-bottom: 10px;
}

#codeButton {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 30px;
  height: 30px;
  background-color: #ccc;
  border: none;
  /* border-radius: 50%; */
  text-align: center;
  line-height: 30px;
  cursor: pointer;
}

#codeInput {
  display: none;
  width: 100%;
  height: 100px;
  margin-top: 5px;
  resize: none;
}

.help-dialog .close-button {
  position: absolute;
  top: 10px;
  right: 10px;
  background-color: #f44336;
  color: white;
  border: none;
  padding: 5px 10px;
  cursor: pointer;
  font-size: 18px;
}